body {
  height: 100vh;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background-color: #f5f7fa;
}

.all-container {
  height: 100vh;
  overflow: hidden;
}

.my-context {
  min-height: 100vh;
}

.introduce {
  padding: 16px 24px;
  font-weight: 600;
  font-size: 18px;
  color: #1890ff;
  border-bottom: 1px solid #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: #fff;
}

.headname {
  color: rgba(0, 0, 0, 0.85);
  font-size: 16px;
  padding: 0 24px;
}

.footnav {
  font-family: inherit;
  font-style: normal;
  color: rgba(0, 0, 0, 0.45);
  text-align: center;
  font-size: 14px;
}